custom fields have been added to the documents

backend/modules/document/views/document-field-value/_search.php

@@ -0,0 +1,33 @@
+<?php
+
+use yii\helpers\Html;
+use yii\widgets\ActiveForm;
+
+/* @var $this yii\web\View */
+/* @var $model backend\modules\document\models\DocumentFieldValueSearch */
+/* @var $form yii\widgets\ActiveForm */
+?>
+
+<div class="document-field-value-search">
+
+    <?php $form = ActiveForm::begin([
+        'action' => ['index'],
+        'method' => 'get',
+    ]); ?>
+
+    <?= $form->field($model, 'id') ?>
+
+    <?= $form->field($model, 'document_field_id') ?>
+
+    <?= $form->field($model, 'document_id') ?>
+
+    <?= $form->field($model, 'value') ?>
+
+    <div class="form-group">
+        <?= Html::submitButton('Search', ['class' => 'btn btn-primary']) ?>
+        <?= Html::resetButton('Reset', ['class' => 'btn btn-default']) ?>
+    </div>
+
+    <?php ActiveForm::end(); ?>
+
+</div>